diff --git a/apple1/pia.c b/apple1/pia.c
index 4e92183..d793435 100644
--- a/apple1/pia.c
+++ b/apple1/pia.c
@@ -13,10 +13,10 @@
 #include <unistd.h>
 #include <assert.h>
 
-#define FIXME_I_SHOULDNT_BE_NULL NULL
-#define KEYBOARD_READY 0xFF // This just needs to meet the requirements of being a negative number in the eyes of the 6502
-#define KEYBOARD_NOTREADY 0x00
-#define ANSI_BGCOLOR_GREEN   "\x1b[42;1m"
+#define FIXME_I_SHOULDNT_BE_NULL	NULL
+#define KEYBOARD_READY				0xFF // This just needs to meet the requirements of being a negative number in the eyes of the 6502
+#define KEYBOARD_NOTREADY			0x00
+#define ANSI_BGCOLOR_GREEN			"\x1b[42;1m"
 
 void saveFreeze(a1pia *pia, const char *fname) {
 	FILE *f = fopen(fname, "w");